is set to -1, the width will be calculated automatically.
See the section on [text layout][label-text-layout] for details of how #GtkLabel:width-chars and #GtkLabel:max-width-chars determine the width of ellipsized and wrapped labels.
Label.maxWidthChars
int maxWidthChars() @propertyGet maxWidthChars property.
Returns
The desired maximum width of the label, in characters. If this property
void maxWidthChars(int propval) @propertySet maxWidthChars property.
Parameters
propval | The desired maximum width of the label, in characters. If this property is set to -1, the width will be calculated automatically. See the section on [text layout][label-text-layout] for details of how #GtkLabel:width-chars and #GtkLabel:max-width-chars determine the width of ellipsized and wrapped labels. |